Quartz Sand for Water Filtration from Mexico
Washed quartz sand graded 0.5-1.0mm for municipal water treatment filters. HTS 2505.10.5000 covers this as 'other' natural silica/quartz sands, with washing not constituting sufficient processing to shift headings.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Provide uniformity coefficients from sieve tests to prove natural grading
• Ensure no chemical coatings, which would reclassify under 3824
• Comply with EPA-equivalent purity standards with lab reports